Home / 13,358,665,555.48-20,020,567,067.61-7,462,986,647.32

Finding the Fourth Proportional to 13,358,665,555.48, 20,020,567,067.61 and 7,462,986,647.32

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Solution

The fourth proportional to 13,358,665,555.48, 20,020,567,067.61 and 7,462,986,647.32 is: 11,184,741,775.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,358,665,555.48 : 20,020,567,067.61 = 7,462,986,647.32 : x
  2. Step 2: Convert to fraction form
    13,358,665,555.48/20,020,567,067.61 = 7,462,986,647.32/x
  3. Step 3: Cross multiply
    13,358,665,555.48x = 20,020,567,067.61 × 7,462,986,647.32
  4. Step 4: Simplify right side
    13,358,665,555.48x = 149,413,224,697,347,964,928
  5. Step 5: Solve for x
    x = 149,413,224,697,347,964,928/13,358,665,555.48
  6. Step 6: Final answer
    x = 11,184,741,775.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.